citing a document that was part of a paper by contractor edward snowden. this comes amid the political fire storm over whether president obama was informed that the german prime minister's phone calls were wiretapped. >> giving any document at all about any world leader, the person briefing him or the briefing bookie would have to say where it came from, especially since it's so controversial, so sensitive, i should say. to no. i can't believe as commander in chief, as president of the united states that if this was being done that he didn't know about it. >> and others, democratic operatives, say there's every reason to believe the president did know that there was this danger and this is why he gave up his blackberry. >> when the private gave up his blackberry the day he became president and he was upset he had to give it up, why? because other countries would be listening in on it. the real miracle or stunning thing to me is that the british purchase thought she could talk to a cell phone and no one would be listening to her, allies or foes would be lis